wondered if you could talk a little about was natural gas and fracking and how it might change our energy and we're look about bright lights. can you give us a bright light and perhaps that and why we should be optimistic. >> the bright lights are here, one, you'd rather have america's problem as serious as they are in those than any of the major companies we compete with, certainly europe and japan. i would argue china, as well. two, we are the cutting edge of change in a knowledged economy. our universities are the best universities. we're the country that people from all over want to come to. think about any of the great entrepreneurs of this era and there's a very good chance you're thinking of an american. three, as you say mark, we have a remarkable competitive position in natural gas. we've got huge amounts of it that can be produced at very low cost. we had a very important economic decision to make. should we keep it captive and use the lower costs to support american manufacturers to support other american businesses? or should we allow it to be exported, improving our competiti